Home / 20,196,516.36-27,867,440.70-11,494,171.56

Finding the Fourth Proportional to 20,196,516.36, 27,867,440.70 and 11,494,171.56

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Solution

The fourth proportional to 20,196,516.36, 27,867,440.70 and 11,494,171.56 is: 15,859,821.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,196,516.36 : 27,867,440.70 = 11,494,171.56 : x
  2. Step 2: Convert to fraction form
    20,196,516.36/27,867,440.70 = 11,494,171.56/x
  3. Step 3: Cross multiply
    20,196,516.36x = 27,867,440.70 × 11,494,171.56
  4. Step 4: Simplify right side
    20,196,516.36x = 320,313,144,343,926.50
  5. Step 5: Solve for x
    x = 320,313,144,343,926.50/20,196,516.36
  6. Step 6: Final answer
    x = 15,859,821.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.